1389314314

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{86843}}^1$

素因数の和:87285

約数の個数: 16

約数和(自身を含む): 2198890080

約数和(自身を除く): 809575766

約数列:

[1, 2, 19, 38, 421, 842, 7999, 15998, 86843, 173686, 1650017, 3300034, 36560903, 73121806, 694657157, 1389314314]

約数ペア:

[(1, 1389314314), (2, 694657157), (19, 73121806), (38, 36560903), (421, 3300034), (842, 1650017), (7999, 173686), (15998, 86843)]